• 飽あきる — to get tired of; to grow weary of something
• 飽あき — boredom; being fed up; loss of interest
• 飽食ほうしょく — overeating; plenty of food; “stuffed” society
• 飽和ほうわ — saturation; being filled to capacity
• 食たべ飽あきる — to get tired of eating something

With the food radical 飠, 飽 originally pictures a belly that can’t take any more — “I’m full, I’ve had enough.” From physical fullness, the meaning expanded to mental and emotional saturation: being fed up or tired of something.